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usb: typec: add fwnode to tcpc

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Add fwnode handle to get the fwnode so we can get typec configs
it contains.

Suggested-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Li Jun <jun.li@nxp.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Li Jun 2018-06-27 07:45:22 +08:00 committed by Greg Kroah-Hartman
parent 40242086f7
commit 5e85a04c8c
3 changed files with 10 additions and 0 deletions
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7
drivers/staging/typec/tcpci.c
View File

@ -10,6 +10,7 @@
#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/property.h>
#include <linux/regmap.h>
#include <linux/usb/pd.h>
#include <linux/usb/tcpm.h>
@ -474,6 +475,12 @@ static int tcpci_parse_config(struct tcpci *tcpci)
/* TODO: Populate struct tcpc_config from ACPI/device-tree */
tcpci->tcpc.config = &tcpci_tcpc_config;
tcpci->tcpc.fwnode = device_get_named_child_node(tcpci->dev,
"connector");
if (!tcpci->tcpc.fwnode) {
dev_err(tcpci->dev, "Can't find connector node.\n");
return -EINVAL;
}
return 0;
}

1
drivers/usb/typec/tcpm.c
View File

@ -4576,6 +4576,7 @@ struct tcpm_port *tcpm_register_port(struct device *dev, struct tcpc_dev *tcpc)
else
port->try_role = TYPEC_NO_PREFERRED_ROLE;
port->typec_caps.fwnode = tcpc->fwnode;
port->typec_caps.prefer_role = tcpc->config->default_role;
port->typec_caps.type = tcpc->config->type;
port->typec_caps.data = tcpc->config->data;

2
include/linux/usb/tcpm.h
View File

@ -110,6 +110,7 @@ enum tcpc_mux_mode {
/**
* struct tcpc_dev - Port configuration and callback functions
* @config: Pointer to port configuration
* @fwnode: Pointer to port fwnode
* @get_vbus: Called to read current VBUS state
* @get_current_limit:
* Optional; called by the tcpm core when configured as a snk
@ -138,6 +139,7 @@ enum tcpc_mux_mode {
*/
struct tcpc_dev {
const struct tcpc_config *config;
struct fwnode_handle *fwnode;
int (*init)(struct tcpc_dev *dev);
int (*get_vbus)(struct tcpc_dev *dev);